{"product_id":"k-n-universal-clamp-on-air-filter-4-1-2in-flg-5-7-8in-b-4-1-2in-t-8-3-8in-h","title":"K\u0026N Universal Clamp-On Air Filter 4-1\/2in FLG \/ 5-7\/8in B \/ 4-1\/2in T \/ 8-3\/8in H","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eRU-1008\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 024844373595\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eK\u0026amp;N Universal Clamp-On Air Filter 4-1\/2in FLG \/ 5-7\/8in B \/ 4-1\/2in T \/ 8-3\/8in H\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eK\u0026amp;N RU-1008 is a round tapered universal clamp-on air filter built for racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and custom intakes. Its pliable rubber flange stretches up to 1\/16 inch for secure fit on 4-1\/2 inch diameters regardless of angle or offset. Pre-oiled cotton gauze media traps dirt while increasing airflow for more horsepower and acceleration.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Layers of Protection:\u003c\/strong\u003e Premium cotton gauze with tacking agent forms a mesh that blocks contaminants for long engine life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Every 5 Years:\u003c\/strong\u003e Washable design needs service only every 75,000 miles under highway conditions (5 years at 15,000 miles\/year).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Pre-oiled and ready to clamp on for immediate performance gains with no cutting or modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered Power:\u003c\/strong\u003e High-flow media raises horsepower, acceleration, and throttle response across RPM range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Construction:\u003c\/strong\u003e Durable materials and vibration-absorbing flanges built to last a lifetime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFlange stretches up to 1\/16 inch (1.5mm) for in-between sizes.\u003c\/li\u003e\n\u003cli\u003eWash and re-oil with K\u0026amp;N kit for repeated use.\u003c\/li\u003e\n\u003cli\u003eProduct weight 1.6 lb (0.7 kg). ships in 8.25 x 8.19 x 4.81 inch box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eClamp directly to 4-1\/2 inch intake tube. no adapters needed.\u003c\/li\u003e\n\u003cli\u003eSecure with hose clamp (not included) for vibration resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eCustom\/Racing\u003c\/td\u003e\n\u003ctd\u003eGenerators\/Tractors\/Snowmobiles\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eRC Vehicles\u003c\/td\u003e\n\u003ctd\u003eOff-Road Equipment\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose K\u0026amp;N?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOver 50 years engineering high-flow air filters for motorsports and street.\u003c\/li\u003e\n\u003cli\u003eLifetime washable design cuts replacement costs versus disposables.\u003c\/li\u003e\n\u003cli\u003eState-of-the-art media proven to add power in dyno tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What intake sizes does RU-1008 fit?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e 4-1\/2 inch flange inside diameter (114mm), base 5-7\/8 inch OD (149mm), top 4-1\/2 inch OD (114mm), height 8-3\/8 inch (213mm).\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is the filter material washable?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Yes, four layers of oiled cotton gauze rinse clean and reuse indefinitely with K\u0026amp;N cleaning kit.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty covers this filter?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e 1-Year Limited Warranty against defects in materials or workmanship.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or USPS Priority\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure box 8.25 x 8.19 x 4.81 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.6 lb (0.7 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":40094251909199,"sku":"KNNRU-1008","price":78.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kn-universal-clamp-on-air-filter-4-12in-flg-5-78in-b-4-12in-t-8-38in-h-kn-engineering.jpg?v=1766994279","url":"https:\/\/www.blackopsautoworks.com\/products\/k-n-universal-clamp-on-air-filter-4-1-2in-flg-5-7-8in-b-4-1-2in-t-8-3-8in-h","provider":"Black Ops Auto Works","version":"1.0","type":"link"}